| 2018 |  Italia | | 3.1 | 50.8 | 35.4 | 10.7 |
| Nord | | 3.9 | 52.5 | 33.1 | 10.5 |
| Nord-ovest | | 4.4 | 53.2 | 32.6 | 9.8 |
| Piemonte | | 3.3 | 52.9 | 33.3 | 10.6 |
| Valle d'Aosta / Vallée d'Aoste | | 4 | 53.1 | 32.2 | 10.7 |
| Liguria | | 3.7 | 51.2 | 34.8 | 10.2 |
| Lombardia | | 5.1 | 53.6 | 31.9 | 9.4 |
| Nord-est | | 3.1 | 51.6 | 33.8 | 11.5 |
| Trentino Alto Adige / Südtirol | | 3 | 56.3 | 31.5 | 9.3 |
| Provincia Autonoma Bolzano / Bozen | | 3.3 | 56.2 | 32.2 | 8.3 |
| Provincia Autonoma Trento | | 2.7 | 56.4 | 30.7 | 10.2 |
| Veneto | | 2.9 | 51.7 | 34.4 | 11.1 |
| Friuli-Venezia Giulia | | 4.5 | 50.1 | 33.3 | 12.1 |
| Emilia-Romagna | | 2.9 | 50.8 | 33.9 | 12.4 |
| Centro | | 3.3 | 51.9 | 34.9 | 10 |
| Toscana | | 2.7 | 53.5 | 34.6 | 9.1 |
| Umbria | | 2.6 | 48.4 | 37.1 | 11.9 |
| Marche | | 3.1 | 51.3 | 34.6 | 11 |
| Lazio | | 3.7 | 51.6 | 34.8 | 9.9 |
| Mezzogiorno | | 2.1 | 47.7 | 38.8 | 11.3 |
| Sud | | 1.9 | 47.1 | 39.4 | 11.6 |
| Abruzzo | | 2.5 | 47.2 | 37.9 | 12.4 |
| Molise | | 3.3 | 44.1 | 37.9 | 14.7 |
| Campania | | 1.1 | 47.5 | 40.7 | 10.7 |
| Puglia | | 2.7 | 46.6 | 38.7 | 12 |
| Basilicata | | 1.7 | 45.9 | 38.7 | 13.6 |
| Calabria | | 1.6 | 47.6 | 39 | 11.8 |
| Isole | | 2.6 | 49 | 37.5 | 10.8 |
| Sicilia | | 2.3 | 46.9 | 39.5 | 11.4 |
| Sardegna | | 3.6 | 55.5 | 31.8 | 9.1 |
| centro area metropolitana | | 3.7 | 54.4 | 31.9 | 9.9 |
| periferia area metropolitana | | 2.9 | 49.8 | 36.8 | 10.4 |
| fino a 2.000 ab. | | 2.1 | 48.4 | 37.9 | 11.6 |
| 2.001 - 10.000 ab. | | 3.4 | 49.9 | 35.4 | 11.2 |
| 10.001 - 50.000 ab. | | 3 | 49.9 | 36.2 | 10.9 |
| 50.001 ab. e più | | 3.1 | 51.4 | 35.3 | 10.2 |
| 2019 | Italia | | 3 | 50.6 | 35.4 | 10.9 |
| Nord | | 3.6 | 52.6 | 33.2 | 10.6 |
| Nord-ovest | | 3.9 | 53.5 | 32.6 | 10 |
| Piemonte | | 3.9 | 52.9 | 33.4 | 9.8 |
| Valle d'Aosta / Vallée d'Aoste | | 4.7 | 53.2 | 31.9 | 10.2 |
| Liguria | | 3.3 | 53.2 | 33.1 | 10.4 |
| Lombardia | | 4 | 53.8 | 32.1 | 10 |
| Nord-est | | 3.1 | 51.3 | 34.2 | 11.4 |
| Trentino Alto Adige / Südtirol | | 3.1 | 58.3 | 30.4 | 8.3 |
| Provincia Autonoma Bolzano / Bozen | | 2.9 | 58.2 | 31.2 | 7.7 |
| Provincia Autonoma Trento | | 3.2 | 58.3 | 29.7 | 8.8 |
| Veneto | | 3.5 | 52.2 | 33.1 | 11.2 |
| Friuli-Venezia Giulia | | 3.1 | 53.3 | 32.6 | 11.1 |
| Emilia-Romagna | | 2.8 | 48.2 | 36.6 | 12.3 |
| Centro | | 3.2 | 51.2 | 35.8 | 9.9 |
| Toscana | | 2.6 | 53.2 | 34.6 | 9.6 |
| Umbria | | 3.4 | 50.8 | 34.2 | 11.6 |
| Marche | | 2.9 | 51.1 | 34.4 | 11.6 |
| Lazio | | 3.7 | 49.9 | 37.1 | 9.3 |
| Mezzogiorno | | 2.1 | 47.6 | 38.2 | 12.1 |
| Sud | | 2 | 46.8 | 38.8 | 12.4 |
| Abruzzo | | 2.1 | 51 | 34.2 | 12.7 |
| Molise | | 3 | 44.1 | 37.9 | 15 |
| Campania | | 2 | 46.7 | 39.5 | 11.7 |
| Puglia | | 1.9 | 46.1 | 39.2 | 12.8 |
| Basilicata | | 2.1 | 45.3 | 38.9 | 13.7 |
| Calabria | | 1.8 | 46.4 | 39.2 | 12.6 |
| Isole | | 2.4 | 49.2 | 37 | 11.4 |
| Sicilia | | 1.9 | 47.6 | 38 | 12.6 |
| Sardegna | | 3.9 | 53.9 | 34.2 | 7.9 |
| centro area metropolitana | | 3.1 | 52.8 | 34.2 | 9.8 |
| periferia area metropolitana | | 3 | 51 | 35.3 | 10.7 |
| fino a 2.000 ab. | | 3.1 | 50.2 | 35.4 | 11.2 |
| 2.001 - 10.000 ab. | | 2.6 | 49.7 | 36.3 | 11.4 |
| 10.001 - 50.000 ab. | | 3.1 | 49.1 | 36.3 | 11.5 |
| 50.001 ab. e più | | 3.3 | 51.9 | 34.1 | 10.6 |